There are an infinite amount of numbers you can multiply to obtain 840 as the product.
2520
5880
3360
1,2,3,4,5,7
2520
781
To convert 840 to percent multiply by 100:840 × 100 = 84,000 %
you could multiply 84 by 10 = 840 then multiply 84 by 2 = 168 add these two numbers = 1008
you multiply the two numbers before the =. ex. 4x8=. the 4 and the 8 are the numbers you multiply another is 6x9=. the 6 and the 9 are the numbers you multiply.
14
840